AZ1084S2-3.3TRE1

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The AZ1084S2-3.3TRE1 is a discontinued low dropout positive voltage regulator manufactured by Diodes Incorporated. It provides a fixed 3.3V output with a maximum load current of 5A and a maximum input voltage of 12V. The device features a typical dropout voltage of 1.3V at full load and includes on-chip thermal limiting and current limiting circuits for protection. It operates within a junction temperature range of 0 to +125°C and utilizes a TO-263-2 surface-mount package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Integrated thermal limiting protects against excessive junction temperatures caused by overload or ambient conditions.
• Includes a trimmed band-gap reference and dedicated current limiting circuitry.
• Fixed output versions integrate internal adjust resistors for simplified design.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• High Efficiency Linear Regulators
• Battery Chargers
• Post Regulation for Switching Supply
• Microprocessor Supply

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

This component is officially obsolete and has been discontinued by the manufacturer. Verify part status through official channels before procurement planning. Sourcing may be limited to surplus distributors, requiring careful validation of authenticity and storage history. Consider evaluating replacement options from the same product family if long-term supply stability is required.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component only if legacy compatibility is mandatory due to its discontinued status. Ensure the application requires a fixed 3.3V output and can accommodate the specified 12V maximum input voltage. Verify that the TO-263-2 package footprint matches the existing PCB layout. Confirm that the thermal management design supports the device's power dissipation characteristics under expected operating conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

The AZ1084 series comprises low dropout linear regulators available in various fixed voltages and adjustable configurations. This specific model belongs to the S2 variant, utilizing the TO-263-2 package format. The series is designed for applications requiring high current capability with efficient linear regulation, featuring built-in protections against thermal and electrical overstress.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Public documentation indicates the use of AZ1084C as a replacement. Verify functional equivalence and pinout compatibility before substitution.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ

What is the maximum input voltage for the AZ1084S2-3.3TRE1?

The maximum recommended input voltage is 12V.

Does the AZ1084S2-3.3TRE1 include short-circuit protection?

Yes, the device includes current limiting and thermal limiting circuits to protect against overload conditions.